Fallon Station Weather in December
Average highs run from 49°F on December 1 to 45°F on December 31, and lows from 22°F to 20°F. Normal precipitation for the month is 0.42 in over about 5 wet days.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 46°F
- Average low
- 20°F
- Precipitation
- 0.42 in
- Snowfall
- 1.4 in
- Record high
- 74°FDec 10, 2006
- Record low
- -15°FDec 22, 1990
- Chance of a freeze
- 100%
- Daylight
- 9 h 36 min to 9 h 26 min
- Cloud cover
- 60%
- Humidity
- 61%
- Dew point
- 22°F
- Wind
- 5.6 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Dec 1 | 49°F | 22°F | 69°F 1995 | 9°F 1991 | 14% | 1% |
| Dec 2 | 49°F | 22°F | 71°F 1977 | 8°F 2006 | 14% | 1% |
| Dec 3 | 49°F | 22°F | 66°F 1977 | 9°F 2011 | 14% | 2% |
| Dec 4 | 48°F | 22°F | 67°F 1977 | 7°F 2006 | 14% | 2% |
| Dec 5 | 48°F | 22°F | 67°F 1989 | 3°F 1972 | 14% | 2% |
| Dec 6 | 48°F | 21°F | 69°F 1981 | 7°F 2011 | 14% | 2% |
| Dec 7 | 47°F | 21°F | 68°F 1977 | 5°F 1971 | 14% | 2% |
| Dec 8 | 47°F | 21°F | 65°F 1989 | -9°F 1972 | 15% | 2% |
| Dec 9 | 47°F | 21°F | 69°F 1981 | -14°F 1972 | 15% | 2% |
| Dec 10 | 46°F | 21°F | 74°F 2006 | -9°F 1972 | 15% | 2% |
| Dec 11 | 46°F | 21°F | 68°F 1977 | -14°F 1972 | 15% | 2% |
| Dec 12 | 46°F | 20°F | 63°F 2010 | -7°F 1972 | 15% | 2% |
| Dec 13 | 46°F | 20°F | 63°F 1956 | -5°F 1972 | 16% | 2% |
| Dec 14 | 45°F | 20°F | 68°F 1977 | -5°F 1972 | 16% | 2% |
| Dec 15 | 45°F | 20°F | 65°F 1962 | -2°F 1972 | 16% | 2% |
| Dec 16 | 45°F | 20°F | 70°F 1982 | 6°F 1972 | 16% | 3% |
| Dec 17 | 45°F | 20°F | 68°F 2025 | 2°F 2008 | 16% | 3% |
| Dec 18 | 45°F | 20°F | 64°F 2025 | 4°F 2006 | 16% | 3% |
| Dec 19 | 45°F | 20°F | 69°F 2025 | 2°F 2006 | 17% | 3% |
| Dec 20 | 45°F | 20°F | 67°F 1981 | -4°F 1968 | 17% | 3% |
| Dec 21 | 45°F | 20°F | 69°F 2025 | -10°F 1990 | 17% | 3% |
| Dec 22 | 45°F | 20°F | 69°F 1964 | -15°F 1990 | 17% | 3% |
| Dec 23 | 45°F | 20°F | 67°F 2025 | -14°F 1990 | 17% | 3% |
| Dec 24 | 45°F | 20°F | 63°F 1964 | -15°F 1990 | 17% | 3% |
| Dec 25 | 45°F | 20°F | 62°F 1980 | -3°F 1990 | 17% | 3% |
| Dec 26 | 45°F | 20°F | 61°F 1980 | -2°F 1990 | 17% | 3% |
| Dec 27 | 45°F | 20°F | 63°F 1980 | -2°F 1990 | 18% | 3% |
| Dec 28 | 45°F | 20°F | 65°F 2011 | -1°F 1990 | 18% | 3% |
| Dec 29 | 45°F | 20°F | 61°F 1996 | -8°F 1988 | 18% | 3% |
| Dec 30 | 45°F | 20°F | 72°F 2011 | -6°F 1990 | 18% | 3% |
| Dec 31 | 45°F | 20°F | 63°F 1996 | -5°F 1971 | 18% | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PST).
- December 1
- sunrise 6:56 AM, sunset 4:32 PM
- December 31
- sunrise 7:15 AM, sunset 4:41 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00093102 (Fallon Naas), public domain. Records: NOAA GHCN-Daily, station USW00093102, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.